Verification test: Add basic Python files and linting setup

main.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+"""
+Simple food kiosk application for Python 2/3 migration testing.
+
+This is a verification test to demonstrate repo access, linting, and PR creation.
+"""
+
+
+def greet_customer(name="Customer"):
+    """Greet a customer at the food kiosk."""
+    return "Welcome to the Food Kiosk, {}!".format(name)
+
+
+def calculate_total(items):
+    """Calculate total price for food items."""
+    total = 0
+    for item in items:
+        total += item.get('price', 0)
+    return total
+
+
+if __name__ == "__main__":
+    print(greet_customer("Alice"))
+
+    sample_items = [
+        {'name': 'Burger', 'price': 8.99},
+        {'name': 'Fries', 'price': 3.49},
+        {'name': 'Drink', 'price': 2.99}
+    ]
+
+    total = calculate_total(sample_items)
+    print("Total: ${:.2f}".format(total))

requirements.txt

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+flake8>=6.0.0
+black>=23.0.0
+pylint>=2.17.0